Expandable panel inside a GridView

/* ----------------------------------------------------------------------------
 *  Project ExpandPanelGridView
 *  Sample C# code to show details in an expandable panel inside a GridView
 * 
 *  Written by Amauri Rodrigues - September 2008
 *  email : rramauri@hotmail.com
 * 
 *  Feel free to modify this peace of code - It is a sample.
 *  Feel free to use in commercial and non-commercial projects.
 *  
 *  Requires Microsoft Ajax (http://www.asp.net/ajax)
 * 
 *  If you want to run this sample with data from AdventureWorks database :
 *  1) Download from http: http://www.codeplex.com/MSFTDBProdSamples
 *  2) Modify connectionString in Web.config :
 *     <connectionStrings>
 *       <add name="AdventureWorksConnectionString" connectionString="Data Source=.\SQLEXPRESS;Initial Catalog=AdventureWorks;User ID=sa"
 *         providerName="System.Data.SqlClient" />
 *     </connectionStrings>
 * ----------------------------------------------------------------------------
 */

using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;

namespace ExpandPanelGridView.Bll
{
    /// <summary>
    /// Fills a collection with simulated data, on top stores
    /// </summary>
    public static class TopStoreSimulated
    {
        
        /// <summary>
        /// Get a collection of top stores (simulated)
        /// </summary>
        /// <returns>A collection of top stores</returns>
        public static ReadOnlyCollection<BO.Store> GetData() {

            /*  AdventureWorks :

                Select TOP 20 s.CustomerID, 
                              s.Name           as Store, 
                              Sum(so.TotalDue) as Sales,

                              'stores.Add(new BO.Model(' +
                              Cast(s.CustomerID as VarChar(5)) + ',' +
                              '"' + s.Name + '", ' +
                              Cast(Sum(so.TotalDue) as VarChar(15)) + 'M) );'

                From       Sales.Store            s
                Inner Join Sales.SalesOrderHeader so on s.CustomerID = so.CustomerID
                Group by s.CustomerID, s.Name
                Order by Sum(so.TotalDue) DESC, s.Name
             */

            List<BO.Store> stores = new List<BO.Store>(20);

            stores.Add(new BO.Store(678, "Vigorous Exercise Company", 1179857.4657M));
            stores.Add(new BO.Store(697, "Brakes and Gears", 1179475.8399M));
            stores.Add(new BO.Store(170, "Excellent Riding Supplies", 1134747.4413M));
            stores.Add(new BO.Store(328, "Totes & Baskets Company", 1084439.0265M));
            stores.Add(new BO.Store(514, "Retail Mall", 1074154.3035M));
            stores.Add(new BO.Store(155, "Corner Bicycle Supply", 1045197.0498M));
            stores.Add(new BO.Store(72, "Outdoor Equipment Store (simulated: no models)", 1005539.7181M));
            stores.Add(new BO.Store(227, "Health Spa. Limited", 984324.0473M));
            stores.Add(new BO.Store(433, "Thorough Parts and Repair Services", 983871.933M));
            stores.Add(new BO.Store(166, "Fitness Toy Store", 979881.3491M));
            stores.Add(new BO.Store(146, "Latest Sports Equipment", 964134.7777M));
            stores.Add(new BO.Store(670, "First Bike Store", 946105.7121M));
            stores.Add(new BO.Store(506, "Great Bikes ", 937466.3027M));
            stores.Add(new BO.Store(167, "Farthermost Bike Shop", 921582.9669M));
            stores.Add(new BO.Store(546, "Field Trip Store", 903275.9454M));
            stores.Add(new BO.Store(638, "Metropolitan Equipment", 864228.6038M));
            stores.Add(new BO.Store(24, "Eastside Department Store", 863292.7317M));
            stores.Add(new BO.Store(608, "Golf and Cycle Store", 839546.8838M));
            stores.Add(new BO.Store(309, "The Gear Store", 821777.7287M));
            stores.Add(new BO.Store(436, "Sheet Metal Manufacturing", 819823.3681M));

            return new ReadOnlyCollection<ExpandPanelGridView.BO.Store>(stores);
        }
    }
}